The theft of credentials has been occurring since almost the beginning of time. But of course when the web ‘happened’ and specially when e-commerce exploded stealing passwords also went on the rise. Emptying bank accounts, ordering stuff on behalf (and expenses) of others, spying, even impersonation was and is achieved by stealing credentials. Luckily for […]
Web credentials stealing
How to mitigate Spectre and Meltdown on a Lenovo T430s with FreeBSD
As recently announced in a previous article I wanted to write a couple of guides on how to mitigate Spectre and Meltdown vulnerabilities in GNU/Linux and UNIX environments. It is always a good and I hope a standard practice to have your systems patched and if they aren’t for whatever the reason (that legacy thing […]
How to manually update Letsencrypt certificates on FreeBSD
Update 05-2020: If anyone is interested on the automatic process you can read my tutorial on DigitalOcean about the topic. On this guide we will manually update our Letsencrypt certificate on FreeBSD for a single website. It is a simple operation that can be automated as a cron job, but seeing it is always informative […]
How to set time and date in FreeBSD
In a FreeBSD system one may need to adjust date and time, specially if one has opened a VPS instance in some hosting provider. The system already provides a list of time zones. Just look around in the /usr/share/zoneinfo folder and subfolders to find the one that fits your needs. Just remember this will have […]
How to connect a FreeBSD box to the internet through an Android device via an USB port
FreeBSD is known to be very suitable for computer servers, from Netflix streaming to Whatsapp messaging as powerful examples. Some also use FreeBSD as a workstation OS. I am one of those using BSD on both camps, although I also use some GNU/Linux boxes for ‘trivial’ purposes. In modern times having an internet connection seems […]
How to test SSL/TLS configurations
If you are in charge of any site with SSL/TLS conenctions enabled you are always in the chase to get the best possible and most secure configuration. This isn’t always the case and the lack of time does take its toll on many administrators. Those individuals are always asked to do more with less and […]
How to manage site visitors based on IP Geolocation
Whenever someone publishes a website on the internet, most of the times, their intention is that site to be seen around the globe. However, as a site administrator you may want to divert users from one country to visit some specific version of that site, maybe because of the visitor’s language. Other times, less often […]
Monitoring Systems (One)
Monitoring systems or how to get lost in fierce madness. There are many solutions to monitor systems and most of them have some kind of web interface to operate. Choosing the right tool for any job is a tedious task and for a newbie like me it is a bit harder, specially for a sensitive […]
Absolute FreeBSD 3rd Edition Book Review
Absolute FreeBSD 3rd Edition from Michael W. Lucas, printed by ‘No Starch Press’, is an absolute (pun intended) must have for every BSD user and I’d go so far as to say to every UNIX and Linux user indeed. If you find the articles in Adminbyaccident.com useful to you, please consider making a donation. Use […]
How to enable log rotation on FreeBSD
This is a very short simple entry but it may help you. As many others you may be running a web server, or any other service that creates some logging information. Enable log rotation on FreeBSD will keep those log files in a manageable size (at least more readable) and they won’t grow and expand […]